201563973

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{74903}}^1$

素因数の和:74945

約数の個数: 24

約数和(自身を含む): 327180672

約数和(自身を除く): 125616699

約数列:

[1, 3, 9, 13, 23, 39, 69, 117, 207, 299, 897, 2691, 74903, 224709, 674127, 973739, 1722769, 2921217, 5168307, 8763651, 15504921, 22395997, 67187991, 201563973]

約数ペア:

[(1, 201563973), (3, 67187991), (9, 22395997), (13, 15504921), (23, 8763651), (39, 5168307), (69, 2921217), (117, 1722769), (207, 973739), (299, 674127), (897, 224709), (2691, 74903)]